Open to U.S. residents 21 or older at the time of entry. This one ends 8/6/2012. Read below for the prize list and details on how to enter. Wishing everyone tons of luck! Be sure to let us know if you become a winner!

(5) Grand Prizes (one national and four regional):

Trip to Las Vegas (valued at $3,438)

(50) First Prizes:

HD Headphones (valued at $179)

(294) Second Prizes (3 winners each day):

Kevin Hart DVD: Laugh At Pain (valued at $20)

(50) Third Prizes:

Karmaloop Digital Gift Cards (valued at $25)

(50) Fourth Prizes:

$15 Karmaloop Digital Gift Card

(1,000) Fifth Prizes:

(12) Music Downloads (valued at $15)

How to Enter to Win:

Click on “Vote Now” to get started.

Choose a city and pick your favorite comedian.

Click on vote and enter your email address.

If you’re new, you’ll now fill out the form to Register (21+ only) – and submit your vote.